got a prob. with 83 coupe

ok first iam new to THIS thread.anyways i was drivin and the car just shuts off. then i checked evry thing and found the fule pump fuse blew,and every time i put a new one in it blew.and the [baby blue] wires coming from it were melted. what could have caused this and how would i go about fixing it. thanx for any info. :smokin: also dose anyone know were i could get a good wireing diagram for an 83 coupe deville.thanks

check the oil sending unit wires on right rear of eng

thanks will do